140232043213 has 4 divisors (see below), whose sum is σ = 145067630940. Its totient is φ = 135396455488.

The previous prime is 140232043181. The next prime is 140232043219. The reversal of 140232043213 is 312340232041.

140232043213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 58802855049 + 81429188164 = 242493^2 + 285358^2 .

It is a cyclic number.

It is not a de Polignac number, because 140232043213 - 2⁵ = 140232043181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140232043219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2417793820 + ... + 2417793877.

It is an arithmetic number, because the mean of its divisors is an integer number (36266907735).

Almost surely, 2^140232043213 is an apocalyptic number.

It is an amenable number.

140232043213 is a deficient number, since it is larger than the sum of its proper divisors (4835587727).

140232043213 is an equidigital number, since it uses as much as digits as its factorization.

140232043213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4835587726.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 140232043213 its reverse (312340232041), we get a palindrome (452572275254).

The spelling of 140232043213 in words is "one hundred forty billion, two hundred thirty-two million, forty-three thousand, two hundred thirteen".